HOMBYS Adjustable Car Booster Seat for Short Drivers, Grey 3-Layer Foam Cushion with Removable Cotton Cover — 3 Heights for Lumbar

HOMBYS Adjustable Car Booster Seat is a three-layer, convertible seat cushion that raises short drivers, improves posture, and provides removable back support for more comfortable driving.

Shorter drivers and anyone wanting extra lumbar and hip comfort can use this compact, modular car cushion to change seat height and angle without modifying the vehicle. Built from high-resilience foam and an 80% cotton removable cover, the pad ships compressed and expands to a 6.3-inch maximum thickness, then separates into thinner layers to suit different body shapes and seating needs.

How does this booster seat improve visibility and driving posture?

The HOMBYS booster adds a few inches of elevation to the seat, moving your eye line higher for better sightlines over the dashboard. Its tapered profile keeps the knees comfortable while the thicker rear supports the lower back, helping you sit more naturally in seats that slope downward.

• 6.3-inch maximum stacked height raises eye level for shorter drivers
• Tapered front reduces pressure behind the knees
• Rear thickness supports the lower lumbar area without forcing an upright, rigid posture
• Modular layers let you fine-tune height and back support

What is the cushion made of and how do I care for it?

The core uses high-quality sponge foam that regains shape and resists sagging; the cover is mostly cotton for breathability during longer drives. The cover unzips for machine washing, and the cushion ships compressed — allow about 48 hours for full expansion after unpacking.

• High-resilience foam filling for lasting support and shape retention
• 80% cotton cover for breathability and softer contact in warm weather
• Removable, machine-washable cover for easy cleaning
• Unpack and let expand for roughly two days before first use

How do the three heights work and when should I use each?

This seat separates into three layers to create three distinct thicknesses: single-layer for minimal lift, two-layer for moderate elevation and back support, and all three stacked for maximum boost. Use the full stack when visibility is limited, two layers for added lower-back comfort, and one layer when only slight lift is needed or when used as a back cushion.

• One layer: slight elevation or backrest support in tight seating
• Two layers: medium lift and noticeable lumbar assistance for daily drives
• Three layers: maximum raise to improve sightlines and vehicle control for short drivers
• Layers are easily repositioned to convert cushion into a supportive back pillow

Will this fit my car and how big is it?

The HOMBYS booster measures 17 x 13.8 x 6.3 inches at full height and is designed to fit most standard vehicle seats, from sedans to many SUVs and trucks. Its compact footprint is easy to move between vehicles and to store when not in use.

• Overall dimensions: 17" x 13.8" x 6.3" at full stack
• Neutral grey color integrates with most interiors
• Lightweight for easy transfer between driver and passenger seats
• Universal fit for a wide range of seat widths and contours

Who is this for: Drivers who need a quick, non-permanent way to raise seat height or add lower-back support — especially shorter adults, frequent commuters, rideshare drivers, and anyone who wants an adjustable, washable cushion without modifying their vehicle. It’s also useful as a portable back pillow for long road trips or when switching between different cars.